CN101138244B - Apparatus and method for providing adaptive broadcast service using classification schemes for usage environment description - Google Patents

Apparatus and method for providing adaptive broadcast service using classification schemes for usage environment description Download PDF

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CN101138244B
CN101138244B CN2006800073843A CN200680007384A CN101138244B CN 101138244 B CN101138244 B CN 101138244B CN 2006800073843 A CN2006800073843 A CN 2006800073843A CN 200680007384 A CN200680007384 A CN 200680007384A CN 101138244 B CN101138244 B CN 101138244B
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CN101138244A (en
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尹庆老
韩善泳
李希京
姜晶媛
金在坤
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Electronics and Telecommunications Research Institute ETRI
University Industry Cooperation Corporation of Konkuk University
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University Industry Cooperation Corporation of Konkuk University
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/02—Biological treatment
    • C02F11/04—Anaerobic treatment; Production of methane by such processes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/482—End-user interface for program selection
    • H04N21/4828—End-user interface for program selection for searching program descriptors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
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    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
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    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
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    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
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    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • H—ELECTRICITY
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/4508—Management of client data or end-user data
    • H04N21/4516—Management of client data or end-user data involving client characteristics, e.g. Set-Top-Box type, software version or amount of memory available
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/4508—Management of client data or end-user data
    • H04N21/4532—Management of client data or end-user data involving end-user characteristics, e.g. viewer profile, preferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/454—Content or additional data filtering, e.g. blocking advertisements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6581—Reference data, e.g. a movie identifier for ordering a movie or a product identifier in a home shopping application
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/84—Generation or processing of descriptive data, e.g. content descriptors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content authoring
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17318—Direct or substantially direct transmission and handling of requests
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
    • F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers

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Abstract

Provided is an apparatus and method for providing an adaptive broadcasting service using classification schemes for Usage Environment Description (UED) . The adaptive broadcasting service providing apparatus using UED classification scheme (CS) to provide a targeting function for selecting an Audio video (AV) program, a package or components of the package based on a consumption environment and user preference, in an adaptive broadcasting system for providing broadcasting contents including AV programs and packages to a user terminal, includes: a contents providing means for publishing and providing the broadcasting contents and metadata including the UED CS to the user terminal; and a contents searching means for providing contents identification information corresponding to a search andselection signal inputted from the user terminal, wherein the UED CS is a kind of metadata describing a contents consumption environment in order that the user terminal can select contents which fit to user's environment and preference.

Description

The classification schemes that utilizes environment for use to describe provides the apparatus and method of adaptive broadcasting service
Technical field
The present invention relates to a kind of utilization about environment for use describe (Usage Environment Description, classification schemes UED) provides the apparatus and method of adaptive broadcasting service; More particularly, the adaptive broadcasting service generator and the method thereof that relate to a kind of UED of use classification schemes, it can be based on being provided for selecting the target of audio/video (AV) program, grouping or analysis component to determine function such as customer consumption environment and preference in the adaptive broadcasting system of TV-Anytime (instant TV TVA) system.
Background technology
Along with the digitlization of broadcasting, broadcast environment changes over such as the complex form that holds different receiving terminals based on the link between radio network and communication network and multimedia and the multichannel from traditional One-to-All Broadcast rapidly.And the spectators that get used to passive reception broadcast program in limited channel scope wish to participate in directly broadcast service or receive/watch desired program in the desired time.
Can draw by summing up, broadcast environment is just developing into complicated and various personalized form.In complexity, various and new broadcast environment, adaptive broadcasting makes spectators can utilize different terminals, conveniently watch desirable broadcasted content in the desired time effectively with the form of suitable these spectators' preference.That is to say that adaptive broadcasting provides adaptive broadcasted content, it is suitable for comprising user preference, terminal capabilities, network characterization and such as the environment for use of natural environments such as time, place and user emotion.
" TV-Anytime " forum is the group of definition adaptive broadcasting standard." TV-Anytime " " forum is the application specific standard tissue of setting up in September, 1999, and the standard of the service that relates to Voice ﹠ Video is provided providing at the user environment with personal digital video recorder (PDR) with exploitation.
The system environments of supposition and the major function that will provide are provided, the adaptive broadcasting standard in " TV-Anytime " forum is divided into stage 1 (being TVA-1) and stage 2 (being TVA-2).
TVA-1 be used for following environment provide based on personal digital recorder (PDR) such as searching for, select, obtain and the application service of consumer audio/video (AV) content: wherein send main broadcast program, and can obtain additional metadata by bilateral network by the One-to-All Broadcast channel.
Described metadata means it is descriptive data about such as the content of program title, style and general view, and usually they is defined as the data about data.
TVA-2 has expanded the consumer environment of phantom order to the TVA-1 of broadcasting channel and bilateral network.It can be by carrying out comprehensively providing grouping, described grouping to be identified and acquisition is a selection unit (unit) such as application program, advertisement, image, grammer and as the various forms of the media component of the AV program of the critical services object of the TVA-1 in the local network context.
The information about grouping and assembly thereof has been described in described grouping, and provides: target is determined function, is used for selecting assembly based on consumer environment and user preference from described grouping; And synchronizing function, be used for by adjusting suitable consumption about the description of time/spatial relationship.
And the TVA system is provided for selecting the target of the assembly of the AV program, grouping and the grouping that are provided to determine function according to suitable consumer environment and user preference.
Here, need specific definition clearly and be used to describe the classification schemes of the environment for use such as the type of user terminal and user's position, determine function to support target effectively.
Summary of the invention
Technical problem
Thereby, the purpose of this invention is to provide a kind of adaptive broadcasting service generator that can support effectively that target is determined function, described target determines that function is by definition with utilize environment for use know environment for use description (UED) classification schemes of detailed classification and description and is selected the assembly of audio/video (AV) program, grouping or grouping based on customer consumption environment and preference.
To understand other purpose of the present invention and advantage by following description, and according to after this with the embodiments of the invention of setting forth, other purpose of the present invention and advantage will become more apparent.It is equally clear, by claim and the combination in the definition means will easily realize purpose of the present invention and aspect.
Technical scheme
According to an aspect of the present invention, a kind of adaptive broadcasting service generator that utilizes environment for use to describe (UED) classification schemes (CS) is provided, to be used for providing the adaptive broadcasting system of the broadcasted content that comprises AV program and grouping to be provided for selecting the target of the assembly of audio frequency and video (AV) program, grouping or grouping to determine function based on consumer environment and user preference to user terminal, comprise: content providing unit is used for announcing and provide broadcasted content and the metadata that comprises the UED classification schemes to user terminal; And contents searching unit, be used to provide and search of importing from user terminal and the corresponding content identification information of selection signal, wherein, described UED classification schemes is a metadata of describing the content consumption environment, so that user terminal can select to be fit to the content of user environment and preference.
According to a further aspect in the invention, provide a kind of adaptive broadcasting service of utilizing environment for use to describe (UED) classification schemes (CS) that method is provided, to be used for providing the adaptive broadcasting system of the broadcasted content that comprises AV program and grouping to be provided for selecting the target of the assembly of audio frequency and video (AV) program, grouping or grouping to determine function, comprise step: a) announce the metadata that comprises broadcasted content and UED classification schemes to user terminal based on consumer environment and user preference to user terminal; B) provide and search that sends from user terminal and the corresponding content identification information of selection signal; C) determine the physical location of broadcasted content based on described content identification information, and positional information is provided; And d) provide described broadcasted content based on described positional information, wherein, described UED classification schemes is a metadata of describing the consumer environment of content, so that user terminal can select to be fit to the content of user environment and preference.
According to a further aspect in the invention, the adaptive broadcasting system of a kind of UED of utilization classification schemes (CS) is provided, comprise: the adaptive broadcasting service generator, be used to provide the broadcasted content that comprises audio/video (AV) program and grouping, and provide support synchronizing function and target are determined the adaptive broadcasting service of function; And user terminal, be used to receive and consume broadcasted content and metadata from the adaptive broadcasting service generator, wherein, described UED classification schemes is a metadata of describing the content consumption environment, so that described user terminal can select to be fit to the content of user environment and preference.
According to a further aspect in the invention, a kind of user terminal is provided, be used for determining the adaptive broadcasting system of the adaptive broadcasting service of function to provide support synchronizing function and target of user terminal from the adaptive broadcasting service generator, receive the broadcasted content that comprises audio/video (AV) program and grouping by utilizing environment for use to describe (UED), this user terminal comprises: user interaction unit is used for searching for, select and obtain broadcasted content based on the metadata of announcing from described adaptive broadcasting service generator that comprises UED classification schemes (CS); Local memory management unit is used to store broadcasted content and the metadata obtained with administrative institute; And content display unit, the user is used to present described broadcasted content and metadata so that can use this broadcasted content and metadata, wherein, described UED classification schemes is a metadata of describing the consumer environment of content, so that user terminal can select to be fit to the content of user environment and preference.
According to another aspect of the present invention, a kind of metadata structure is provided, has comprised: be used for the UED classification schemes of TV-Anytime (TVA) broadcast service, wherein, described UED classification schemes (CS) comprising: the terminal type classification schemes is used to describe the type of user terminal; The location type classification schemes is used to describe the environmental condition of customer location; And the weather pattern classification schemes, be used for definition and describe the weather environment situation.
Beneficial effect
Technology of the present invention can provide the various classification schemes of describing (UED) about environment for use in the adaptive broadcasting system such as TV-Anytime (TVA) system, thereby the assembly of audio frequency and video (AV) program, grouping or the grouping that are provided by the adaptive broadcasting system of the consumer environment that is suitable for latest definition adaptively and user preference is provided, and can provides improved target to determine function.
Description of drawings
By below in conjunction with the accompanying drawing description of preferred embodiments, above and other objects of the present invention and feature will become obviously, wherein:
Fig. 1 is the block diagram that illustrates according to the whole adaptive broadcasting system of embodiments of the invention;
Fig. 2 is the block diagram that describes in detail according to the adaptive broadcasting system of embodiments of the invention; And
Fig. 3 describes the flow chart that processing is provided according to the adaptive broadcasting service of utilizing environment for use to describe (UED) classification schemes of embodiments of the invention.
Embodiment
Fig. 1 is the integrally-built block diagram that illustrates according to the adaptive broadcasting system of embodiments of the invention.
As shown in Figure 1, adaptive broadcasting of the present invention system comprises: adaptive broadcasting service generator 1000 is used to provide the broadcasted content that comprises audio/video (AV) program and grouping and supports synchronizing function and target to determine the adaptive broadcasting service of function; And user terminal 2000, be used for the application service carrying out such as content search, select, obtain and consume from the content of adaptive broadcasting service generator 1000 and the metadata relevant with content by using, described adaptive broadcasting service generator 1000 and user terminal 2000 are connected on the network that comprises broadcasting channel/two-way IP network.
Fig. 2 is the block diagram that describes in detail according to the adaptive broadcasting system of embodiments of the invention.
As shown in Figure 2; adaptive broadcasting service generator 1000 comprises that content creating unit 100, content service provide unit 200, content search and navigation elements 300 and determining positions (resolution) unit 400; and user terminal 2000 comprises user interaction unit 600 and local memory management unit 500, and user terminal 2000 also comprises unshowned in the accompanying drawings content display unit (not shown) and rights management and protected location (not shown).The function of each element is as follows.
Audio/video (AV) program and grouping are created in content creating unit 100.Studio, entertainment company, website design person or user's adaptive content manufacturer can manage this work.
Content service provides unit 200 to reorganize content and metadata, insertion metadata and send content, and ground, satellite and wired broadcasting company, website pitcher or inlet (portal) provider can manage this work.
Content search and navigation elements 300 are based on the broadcast metadata announced in the electronic program guides (EPG) of available content.Content search and navigation feature are returned content designator (CRID) that the user selects or the content that terminal is selected automatically.
The CRID that determining positions unit 400 obtains according to content search and navigation elements 300 determines to comprise the physical location of the content of channel and airtime.
500 storages of location storage administrative unit and management broadcasted content and metadata.Can or concern management of metadata among the DB in extend markup language (XML) database (DB).The function that connects the two-way metadata between user and the service provider is based on user history information and user preference information from the user.
User interaction unit 600 drives element based on the user input signal of importing from the input equipment (for example keyboard, remote controller, mouse and joystick) of user terminal.
Content display unit (not shown) provides broadcasted content and metadata to user terminal, makes the user to use.
Rights management and protected location (not shown) are protected the interface between the element based on suitable protection/management strategy (being called ETSI TS102 822-5-1/2 and ETSI TS 102 822-7 " Bimetadata delivery protection (two-way metadata transmission protection) ").
The foregoing description is the example of the adaptive broadcasting system in the full bi-directional broadcast environment.
To be used to realize that based on service environment the method for adaptive broadcasting system roughly is divided into two classes.In broadcast environment with pure One-to-All Broadcast environment or arrowband two-way channel, only meaningful creating unit and content service provide the unit to be present in for example outside of personal digital video recorder's (PDR) user terminal in the element of adaptive broadcasting system, and consume desired content except content creating unit and content service provide all elements the unit to make the user by the search among the PDR, selection, determining positions and to obtain to handle.
Simultaneously, described in above-mentioned embodiment, in the full bi-directional broadcast environment, content search/navigation elements in the element of adaptive broadcasting system and determining positions unit and content creating unit and content service provide the unit to may reside in the outside of PDR.Thereby PDR makes the user can only comprise user interaction unit, content display unit and local memory management unit and two-wayly is connected to come by search, selection, determining positions and obtains to handle and consume desired content via what unit or content search and navigation elements be provided to content service.
Fig. 3 is description provides processing according to the adaptive broadcasting service of the use UED classification schemes of embodiments of the invention a flow chart.
Adaptive broadcasting service of the present invention provides processing to comprise announcement, search, selection, determining positions substantially, obtain, watch and completing steps.
Be that AV program or grouping and the grouping of being served are to depend on AV program or independent the existence and three kinds of operation schemes of rough classification mainly based on the content of being served.
Announce
When the AV program was provided, the AV program was created in content creating unit 100.Content service provides the unit 200 published content reference identifier (CRID), is used to discern feature (attractive) metadata, schedule information and the determining positions data of AV program, AV program.
Here, programme information and the program location that the characteristic element data and the schedule information of AV program is described as the TVA-1 metadata model.
Content service provides unit 200 based on the UED classification schemes in " TargetingInformation " (being the lower layer components of programme information), by announcing that user environment and preference make the user can select to be fit to the AV program of user environment and preference, suitably consume the AV program in described user environment and preference.That is to say, provide UED classification schemes of the present invention to the user with the form of metadata.
When the grouping that will provide was independent of the AV program, grouping was created in 100 of content creating unit.Based on the TVA-2 group mode grouping is described, and should grouping based on as the UED classification schemes in " TargetingInformation " of the lower layer components in the ContentDescription assembly, by announcing that appropriate users environment and preference make that the user can select to be fit to user's the environment and the assembly of preference, wherein can suitably consume each assembly that is included in the grouping in described user environment.
The CRID that content service provides unit 200 to announce to be used to discern grouping, be used to promote the grouping feature metadata of dividing into groups to consume and the budgetary estimate schedule information of grouping.And, announce to be used to describe the determining positions data that when and where can obtain this grouping.As mentioned above, with the characteristic element data and the schedule information programme information (ProgramInformation) and the program location (ProgramLocation) that are described as the TVA-1 metadata model of grouping, the same with common AV program.Content service provides unit 200 to announce that appropriate users environment and preference make the user can select to be fit to user's the environment and the assembly of preference, wherein suitably consumption grouping in described user environment by the UED classification schemes of using in " TargetingInformation " (being the lower layer components of programme information) of the present invention.
Simultaneously, when the grouping that will provide depended on the AV program, content creating unit 100 depended on the AV program and creates AV program and grouping.The CRID that content service provides unit 200 to announce to be used to discern the AV program, characteristic element data, schedule information, the determining positions information of AV program, be connected to the link information of the grouping of AV program.Here, programme information and program location that the characteristic element data and the schedule information of AV program is described as the TVA-1 metadata model, and the link information that will be connected to the grouping of AV program is described as " RelatedMaterial " assembly of the programme information of AV program.Content service provides unit 200 to announce the user environment and the preference of wherein suitably consuming the AV program by the UED classification schemes of using in " TargetingInformation " (being the lower layer components of programme information) of the present invention, makes the user can select to be fit to user's the environment and the AV program of preference.Similar or foreign peoples's content service provides unit 200 to announce to be used to describe the CRID that when and where can obtain the identification grouping and the determining positions data of described grouping.
Search
When the AV program was provided, content search and navigation elements 300 provided the characteristic element data and the schedule information of AV program to the user by EPG.And EPG provides appropriate users environment and the preference information that wherein can suitably consume the AV program based on UED CS of the present invention, describes described appropriate users environment and preference information in " TargetingInformation ".
The user is provided by the characteristic element data of the AV program that is provided by EPG, such as title, outline and the performing artist of AV program, and, described appropriate users environment and preference and user's oneself environment and preference search for the AV program that in content search and navigation elements 300, to consume by being compared.
When the grouping that is provided was independent of the AV program, EPG provided grouping feature metadata and grouping schedule information to the user.And EPG provides wherein suitably the appropriate users environment and the preference information of consumption grouping based on UED classification schemes of the present invention, describes described appropriate users environment and preference information in " TargetingInformation ".
The user is provided by the grouping feature metadata that is provided by EPG, such as packet header, outline and the performing artist of AV program, and searches for the grouping that will consume by described appropriate users environment and preference and user's oneself environment and preference are compared.
When the grouping that is provided depends on the AV program, the link information that EPG provides the grouping that is connected to the AV program together with the characteristic element data and the schedule information of AV program.And EPG provides appropriate users environment and the preference information of wherein suitably consuming the AV program based on UED classification schemes of the present invention, describes described appropriate users environment and preference information in " TargetingInformation ".
The user is provided by the characteristic element data of the AV program that is provided by EPG, such as title, outline and the performing artist of AV program, and the appropriate users environment by will be wherein suitably consuming the AV program and preference and user's oneself environment and preference compare and search for the AV program that will consume.
When the user searched for the AV program or uses this program by EPG, the user obtained the information about the grouping that is connected to the AV program.
Select
Under the situation of AV program, when the user selected the AV program of user preference in EPG, the user obtained the CRID of AV program from content search and navigation elements 300.
When the grouping that is provided was independent of the AV program, it obtained the CRID of this grouping when the user selects the grouping of user preference in EPG.
When the grouping that is provided depended on AV program and user select AV program outside its preference in EPG, the user obtained to be connected to the CRID of the grouping of this AV program from " RelateMaterial " assembly of the programme information of AV program.
Determining positions
The two all obtains the real-time AV program that determining positions unit 400 provides and the physical location information of grouping by determining positions mechanism AV program and grouping from CRID.Local memory management unit 500 is selected any one position from comprise the two a plurality of location of content of channel and temporal information, to prevent conflict during writing down.
Obtain
Obtain AV program or grouping based on selected the two the positional information of channel and temporal information that comprises.
When obtaining grouping, the user grasps the characteristic element data that are included in each assembly in the grouping, and the appropriate users environment of consumption component and preference information and user's oneself environment and preference compare and automatically or semi-automatically select all or part of assembly that will consume by inciting somebody to action wherein suitably, describe described appropriate users environment and preference information in (i.e. the lowest-rank element of " ContentDescription ") based on UED classification schemes of the present invention in " TargetingInformation ".
When selecting assembly, obtain physical location information by determining positions mechanism according to the CRID of each assembly, this physical location information is used for providing actual component from determining positions unit 400.
Watch
When obtaining the AV program, the AV program is outputed in user's screen, make the user can use this AV program.When obtaining when grouping, after obtaining all component that the user selects, provide grouping to the user, and by using space between the assembly/association in time information to form screen, so that can use this grouping or AV program
Finish
User's AV program and grouping use historical information to be stored in the terminal, and are used to extract user preference.
After this, many embodiment of the UED classification schemes of advising among the present invention will be described in detail.
The term that defines in the UED classification schemes that defines in MPEG-21Part 7 DIA, UED classification schemes of the present invention has also defined the term that is used to provide the needed UED classification schemes of adaptive broadcasting service of the present invention.
In the term that in UED classification schemes of the present invention, uses, because the assembly identical with the term that defines in the UED classification schemes that defines in MPEG-21Part 7DIA has the definition identical with this term, so will not provide detailed description here.
UED classification schemes of the present invention comprises terminal type classification schemes information (TerminalTypeCS), location type classification schemes information (PlaceTypeCS) and weather pattern classification schemes information (WeatherTypeCS).
The terminal type classification schemes has defined " TerminalType " term of " TerminalInformationType ", and it also comprises automobile terminal type information by the term that is increased among the MPEG-21Part 7 definition, is used for describing all kinds of the automobile terminal of user terminal.
The automobile end message comprises the term such as automobile audio, auto navigation and automobile AV, specifically classifies with the type to user's automobile terminal.
The XML sentence structure of TerminalTypeCS is as follows.
<ClassificationScheme?uri＝″urn:tva:2005:01-UED-TerminalTypeCS-NS″>
<Term?termId＝″1″>
<Name?xml:lang＝″en″>PC</Name>
</Term>
<Term?termId＝″2″>
<Name?xml:lang＝″en″>PDA</Name>
</Term>
<Term?termId＝″3″>
<Name?xml:lang＝″en″>Set-Top?Box</Name>
</Term>
<Term?termId＝″4″>
<Name?xml:lang＝″en″>Printer</Name>
</Term>
<Term?termId＝″5″>
<Name?xml:lang＝″en″>Mobile?Phone</Name>
</Term>
<Term?termId＝″6″>
<Name?xml:lang＝″en″>Digital?Still?Camera</Name>
</Term>
<Term?termId＝″7″>
<Name?xml:lang＝″en″>Digital?Video?Camera</Name>
</Term>
<Term?termId＝″8″>
<Name?xml:lang＝″en″>Audio?Player</Name>
</Term>
<Term?termId＝″9″>
<Name?xml:lang＝″en″>Television</Name>
</Term>
<Term?termId＝″10″>
<Name?xml:lang＝″en″>Gatewey</Name>
</Term>
<Term?termId＝″11″>
<Name?xml:lang＝″en″>Router</Name>
</Term>
<Term?termId＝″12″>
<Name?xml:lang＝″en″>Car?Terminal</Name>
</Term>
<Term?termId＝″12.1″>
<Name?xml:lang＝″en″>Car?Stereo</Name>
</Term>
<Term?termId＝″12.2″>
<Name?xml:lang＝″en″>Car?Navigation</Name>
</Term>
<Term?termId＝″12.3″>
<Name?xml:lang＝″en″>Car?AV</Name>
</Term>
</ClassificationScheme>
PlaceTypeCS be used for " NaturalEnviromentInformationTableType's " " Location (position) ", and except the term that in MPEG-21Part7, defines, also comprise the mobility type information, be used for describing the user's who moves various movement environment conditions.
The mobility type information comprises: the communications and transportation type illustrates the type of sports that the user uses public transportation; Car category illustrates the type of sports that the user uses automobile to be used to transport; The train type illustrates the type of sports that the user uses train; Type of airplane illustrates the type of sports that the user uses aircraft; And " walking " type, the type of sports that user's walking is moved is shown, and " walking " type comprises walking and runs type.
The XML sentence structure of PlaceTypeCS is as follows.
<ClassificationScheme?uri＝″urn:tva:2005:01-UED-PlaceTypeCS-NS″>
<Term?termId＝″1″>
<Name?xml:lang＝″en″>My?Home</Name>
<Definition?xml:lang＝″en″>
A?place?where?a?person?lives?or?a?place?to?go?back
</Definition>
</Term>
<Term?termId＝″2″>
<Name?xml:lang＝″en″>Transportation?Facilities</Name>
<Definition?xml:lang＝″en″>
A?place?where?people?access?transportation?means
</Definition>
<Term?termId＝″2.1″>
<Name?xml:lang＝″en″>Station</Name>
</Term>
<Term?termId＝″2.2″>
<Name?xml:lang＝″en″>Stop</Name>
</Term>
<Term?termId＝″2.3″>
<Name?xml:lang＝″en″>Airport</Name>
</Term>
<Term?termId＝″2.4″>
<Name?xml:lang＝″en″>Harbor</Name>
</Term>
</Term>
<Term?termId＝″3″>
<Name?xml:lang＝″en″>Traffic?Facilities</Name>
<Definition?xml:lang＝″en″>
A?place?where?people?access?by?using?traffic?means
</Definition>
<Term?termId＝″3.1″>
<Name?xml:lang＝″en″>Entrance</Name>
</Term>
<Term?termId＝″3.2″>
<Name?xml:lang＝″en″>Parking</Name>
</Term>
<Term?termId＝″3.3″>
<Name?xml:lang＝″en″>Crossing</Name>
</Term>
<Term?termId＝″3.4″>
<Name?xml:lang＝″en″>Street</Name>
</Term>
<Term?termId＝″3.5″>
<Name?xml:lang＝″en″>Gas?Station</Name>
</Term>
<Term?termId＝″3.6″>
<Name?xml:lang＝″en″>Highway</Name>
</Term>
<Term?termId＝″3.7″>
<Name?xml:lang＝″en″>Interchange</Name>
</Term>
<Term?termId＝″3.8″>
<Name?xml:lang＝″en″>Service?Area</Name>
</Term>
</Term>
<Term?termId＝″4″>
<Name?xml:lang＝″en″>Work?Place</Name>
<Definition?xml:lang＝″en″>
A?place?where?people?work
</Definition>
<Term?termId＝″4.1″>
<Name?xml:lang＝″en″>Office</Name>
</Term>
<Term?termId＝″4.2″>
<Name?xml:lang＝″en″>Factory</Name>
</Term>
<Term?termId＝″4.3″>
<Name?xml:lang＝″en″>Studio</Name>
</Term>
<Term?termId＝″4.4″>
<Name?xml:lang＝″en″>Outdoor</Name>
</Term>
</Term>
<Term?termId＝″5″>
<Name?xml:lang＝″en″>School</Name>
<Definition?xml:lang＝″en″>
A?plece?where?a?person?goes?to?study
</Definition>
<Term?termId＝″5.1″>
<Name?xml:lang＝″en″>University</Name>
</Term>
<Term?termId＝″5.2″>
<Name?xml:lang＝″en″>High?School</Name>
</Term>
<Term?termId＝″5.3″>
<Name?xml:lang＝″en″>Kindergarten</Name>
</Term>
</Term>
<Term?termId＝″6″>
<Name?xml:lang＝″en″>Hall</Name>
<Definition?xml:lang＝″en″>
A?place?or?building?used?for?meeting，
entertainment，exhibition，etc.
</Definition>
<Term?termId＝″6.1″>
<Name?xml:lang＝″en″>Museum</Name>
</Term>
<Term?termId＝″6.2″>
<Name?xml:lang＝″en″>Library</Name>
</Term>
<Term?termId＝″6.3″>
<Name?xml:lang＝″en″>Theater</Name>
</Term>
</Term>
<Term?termId＝″7″>
<Name?xml:lang＝″en″>Public?Facilities</Name>
<Definition?xml:lang＝″en″>
A?place?or?building?for?public?service
</Definition>
<Term?termId＝″7.1″>
<Name?exml:lang＝″en″>Bank</Name>
</Term>
<Term?termId＝″7.2″>
<Name?xml:lang＝″en″>Post?Office</Name>
</Term>
<Term?termId＝″7.3″>
<Name?xml:lang＝″en″>Hospital</Name>
</Term>
<Term?termId＝″7.4″>
<Name?xml:lang＝″en″>Police</Name>
</Term>
<Term?termId＝″7.5″>
<Name?xml:lang＝″en″>Public?Office</Name>
</Term>
<Term?termId＝″7.6″>
<Name?xml:lang＝″en″>Fire-Brigade?Station</Name>
</Term>
</Term>
<Term?termId＝″8″>
<Name?xml:lang＝″en″>Historic?Site</Name>
<Definition?xml:lang＝″en″>
A?place?or?building?of?historic?interest?and?value
</Definition>
<Term?termId＝″8.1″>
<Name?xml:lang＝″en″>Palace</Name>
</Term>
<Term?termId＝″8.2″>
<Name?xml:lang＝″en″>Castle</Name>
</Term>
<Term?termId＝″8.3″>
<Name?xml:lang＝″en″>Church</Name>
</Term>
<Term?termId＝″8.4″>
<Name?xml:lang＝″en″>Temple</Name>
</Term>
<Term?termId＝″8.5″>
<Name?xml:lang＝″en″>Shrine</Name>
</Term>
<Term?termId＝″8.6″>
<Name?xml:lang＝″en″>Graveyard</Name>
</Term>
</Term>
<Term?termId＝″9″>
<Name?xml:lang＝″en″>Natural?Outdoor?Spot</Name>
<Definition?xml:lang＝″en″>
A?spot?of?natural?or?outdoor?environment
</Definition>
<Term?termId＝″9.1″>
<Name?xml:lang＝″en″>Mountain</Name>
</Term>
<Term?termId＝″9.2″>
<Name?xml:lang＝″en″>Sea</Name>
</Term>
<Term?termId＝″9.3″>
<Name?xml:lang＝″en″>Lake</Name>
</Term>
<Term?termId＝″9.4″>
<Name?xml:lang＝″en″>Pond</Name>
</Term>
<Term?termId＝″9.5″>
<Name?xml:lang＝″en″>River</Name>
</Term>
<Term?termId＝″9.6″>
<Name?xml:lang＝″en″>Valley</Name>
</Term>
<Term?termId＝″9.7″>
<Name?xml:lang＝″en″>Field</Name>
</Term>
<Term?termId＝″9.8″>
<Name?xml:lang＝″en″>Island</Name>
</Term>
<Term?termId＝″9.9″>
<Name?xml:lang＝″en″>Sky</Name>
</Term>
</Term>
<Term?termId＝″10″>
<Name?xml:lang＝″en″>Hotel</Name>
<Definition?xml:lang＝″en″>
A?building?or?place?where?people?stay，sleep?or
take?a?rest
</Definition>
</Term>
<Term?termId＝″11″>
<Name?xml:lang＝″en″>Restaurant</Name>
<Definition?xml:lang＝″en″>
A?building?or?place?where?foods?are?served?and
people?can?eat
</Definition>
</Term>
<Term?termId＝″12″>
<Name?xml:lang＝″en″>Shopping?Spot</Name>
<Definition?xml:lang＝″en″>
A?building?or?place?where?people?go?shopping
</Definition>
<Term?termId＝″12.1″>
<Name?xml:lang＝″en″>Department?Store</Name>
</Term>
<Term?termId＝″12.2″>
<Name?xml:lang＝″en″>Supermarket</Name>
</Term>
<Term?termId＝″12.3″>
<Name?xml:lang＝″en″>Shop</Name>
</Term>
</Term>
<Term?termId＝″13″>
<Name?xml:lang＝″en″>Leisure?Spot</Name>
<Definition?xml:lang＝″en″>
A?place?where?people?enjoy?leisure
</Definition>
<Term?termId＝″13.1″>
<Name?xml:lang＝″en″>Park</Name>
</Term>
<Term?termId＝″13.2″>
<Name?xml:lang＝″en″>Garden</Name>
</Term>
<Term?termId＝″13.3″>
<Name?xml:lang＝″en″>Amusement?Park</Name>
</Term>
<Term?termId＝″13.4″>
<Name?xml:lang＝″en″>Resort</Name>
</Term>
<Term?termId＝″13.5″>
<Name?xml:lang＝″en″>Hot?Spring</Name>
</Term>
</Term>
<Term?termId＝″14″>
<Name?xml:lang＝″en″>Sports?Spot</Name>
<Definition?xml:lang＝″en″>
A?place?where?people?enjoy?sports
</Definition>
<Term?termId＝″14.1″>
<Name?xml:lang＝″en″>Stadium</Name>
</Term>
<Term?termId＝″14.2″>
<Name?xml:lang＝″en″>Sports?Gym</Name>
</Term>
<Term?termId＝″14.3″>
<Name?xml:lang＝″en″>Tennis?Court</Name>
</Term>
<Term?termId＝″14.4″>
<Name?xml:lang＝″en″>Golf?Course</Name>
</Term>
<Term?termId＝″14.5″>
<Name?xml:lang＝″en″>Swimming?Pool</Name>
</Term>
<Term?termId＝″14.6″>
<Name?xml:lang＝″en″>Skiing?Ground</Name>
</Term>
<Term?termId＝″14.7″>
<Name?xml:lang＝″en″>Skating?Rink</Name>
</Term>
</Term>
<Term?termId＝″15″>
<Name?xml:lang＝″en″>Mobility</Name>
<Definition?xml:lang＝″en″>
The?user?is?in?move.
</Definition>
<Term?termId＝″15.1″>
<Name?xml:lang＝″en″>In?Transportation</Name>
<Term?termId＝″15.1.1″>
<Name?xml:lang＝″en″>In?Car</Name>
</Term>
<Term?termId＝″15.1.2″>
<Name?xml:lang＝″en″>In?Train</Name>
</Term>
<Term?termId＝″15.1.3″>
<Name?xml:lang＝″en″>In?Airplane</Name>
</Term>
</Term>
<Term?termId＝″15.2″>
<Name?xml:lang＝″en″>On?Foot</Name>
<Term?termId＝″15.2.1″>
<Name?xml:lang＝″en″>Walking</Name>
</Term>
<Term?termId＝″15.2.2″>
<Name?xml:lang＝″en″>Running</Name>
</Term>
</Term>
</Term>
</ClassificationScheme>
WeatherTypeCS has defined the term of " WeatherType (weather pattern) " that be used for " NaturalEnviromentInformationTableType ", and as undefined classification schemes in MPEG-7 or MPEG-21, the meteorological term definition of standard that will be used for describing taxonomically various weather conditions for as following XML sentence structure.
Particularly, WeatherTypeCS defines and has described: such as the four seasons term in spring, summer, autumn, winter; General weather typing term such as fine, rain, cloudy, snow, wind, mist, frost and storm wind; And extreme weather classification term.
Here, the term in the weather typing term " storm wind " is divided into means that storm wind adds " the thunder and lightning storm wind " of thunder and lightning, means that storm wind adds " storm " of rain and means that storm wind adds " snowstorm " of snow.
In addition, term " extreme weather " is divided into hurricane, typhoon and cyclone.
The XML sentence structure of WeatherTypeCS is as follows.
<xml?version＝″1.0″encoding＝″UTF-8″>
<ClassificationScheme
uri＝″urn:tva:metadata:extended:cs:WeatherTypeCS:2005″>
<Term?termId＝″1″>
<Name?xml:lang＝″en″>Spring</Name>
<Definition?xml:lang＝″en″>
The?season?between?winter?and?summer?in?which?leaves?and
flowers?appear.
</Definition>
</Term>
<Term?termId＝″2″>
<Name?xml:lang＝″en″>Summer</Name>
<Definition?xml:lang＝″en″>
The?season?between?spring?and?autumn?when?the?sun?is?hot?and
there?are?many?flower.
</Definition>
</Term>
<Term?termId＝″3″>
<Name?xml:lang＝″en″>Autumn</Name>
<Definition?xml:lang＝″en″>
The?season?between?summer?and?winter?when?leaves?turn?gold?and
fruits?become?ripe.
</Definition>
</Term>
<Term?termId＝″4″>
<Name?xml:lang＝″en″>Winter</Name>
<Definition?xml:lang＝″en″>
The?season?between?autumn?and?spring?when?it?is?cold?and?most
trees?have?lost?their?leaves.
</Definition>
</Term>
<Term?termId＝″5″>
<Name?xml:lang＝″en″>Sunny</Name>
<Definition?xml:lang＝″en″>
Having?bright?sunlight.
</Definition>
</Term>
<Term?termId＝″6″>
<Name?xml:lang＝″en″>Rainy</Name>
<Definition?xml:lang＝″en″>
Having?a?lot?of?rain.
</Definition>
</Term>
<Term?termId＝″7″>
<Name?xml:lang＝″en″>Cloudy</Name>
<Definition?xml:lang＝″en″>
Full?of?clouds.
</Definition>
</Term>
<Term?termId＝″8″>
<Name?xml:lang＝″en″>Snowy</Name>
<Definition?xml:lang＝″en″>
Full?of?snow?or?snowing.
</Definition>
</Term>
<Term?termId＝″9″>
<Name?xml:lang＝″en″>Windy</Name>
<Definition?xml:lang＝″en″>
With?a?lot?ofwind.
</Definition>
</Term>
<Term?termId＝″10″>
<Name?xml:lang＝″en″>Foggy</Name>
<Definition?xml:lang＝″en″>
With?a?lot?of?fog.
</Definition>
</Term>
<Term?termId＝″11″>
<Name?xml:lang＝″en″>Frosty</Name>
<Definition?xml:lang＝″en″>
With?a?lot?of?frost.
</Definition>
</Term>
<Term?termId＝″12″>
<Name?xml:lang＝″en″>Storm</Name>
<Definition?xml:lang＝″en″>
A?rough?weather?condition?with?wind，rain，and?often?lightning.
</Definition>
<Term?termId＝″12.1″>
<Name?xml:lang＝″en″>ThunderStorm</Name>
</Term>
<Term?termId＝″12.2″>
<Name?xml:lang＝″en″>RainStorm</Name>
</Term>
<Term?termId＝″12.3″>
<Name?xml:lang＝″en″>SnowStorm</Name>
</Term>
</Term>
<Term?termId＝″13″>
<Name?xml:lang＝″en″>Extreme?Weather</Name>
<Term?termId＝″13.1″>
<Name?xml:lang＝″en″>Hurricane</Name>
</Term>
<Term?termId＝″13.2″>
<Name?xml:lang＝″en″>Typhoon</Name>
</Term>
<Term?termId＝″13.3″>
<Name?xml:lang＝″en″>Tornado</Name>
</Term>
</Term>
</ClassificationScheme>
Describe in detail as top, the present invention can be embodied in program, and can be stored on the computer readable recording medium storing program for performing such as CD-ROM, RAM, ROM, floppy disk, hard disk and magnetooptical disc.Because those skilled in the art can easily realize this processing, so further description is not provided here.
Although described the present invention with reference to some preferred embodiment, it will be apparent to those skilled in the art that under situation about not deviating from as the scope of the present invention that limited in the following claims, can make various changes and modification.
Industrial applicibility
The present invention is used for TV-Anytime (TVA) system.

Claims (20)

1. one kind provides the adaptive broadcasting service generator of broadcasted content according to user's environment for use to user terminal, comprising:
Metadata generates parts, is used for generating based on described broadcasted content comprising that environment for use describes the metadata of UED classification schemes CS information; And
Be used to provide the parts of described broadcasted content and metadata,
Wherein, described UED CS information comprises the terminal type CS information of the type that is used to describe described user terminal, and the type of described terminal type CS information description automobile terminal.
2. device according to claim 1, wherein, described automobile terminal type CS information description automobile audio, auto navigation or automobile AV.
3. user terminal that is used for coming receiving broadcast content according to user's environment for use, this user terminal comprises:
User interaction unit is used for describing the metadata of UED classification schemes CS information and searching for, select and obtain broadcasted content based on the environment for use of being announced by the adaptive broadcasting service generator that comprises; And
The content display unit is used to present this broadcasted content and the metadata that will be watched by the user,
Wherein, described UED CS information comprises the terminal type CS information of the type that is used to describe described user terminal, and the type of described terminal type CS information description automobile terminal.
4. adaptive broadcasting service generator that is used for to provide to user terminal according to user's environment for use broadcasted content comprises:
Metadata generates parts, is used for generating based on described broadcasted content comprising that environment for use describes the metadata of UED classification schemes CS information; And
Be used to provide the parts of described broadcasted content and metadata,
Wherein, described UED CS information comprises the location type CS information of the environmental condition that is used to describe customer location, and described location type CS information comprises the type of sports information of the movement environment condition that is used for describing the user who moves.
5. device according to claim 4, wherein, described type of sports information comprises:
The public transportation type information, the expression user uses public transportation;
Car category information, the expression user uses automobile;
The train type information, the expression user uses train;
Type of airplane information, the expression user uses aircraft; And
The walking type information, expression user walking movement.
6. device according to claim 5, wherein, the type that described walking type information description is walked or the type of race.
7. device according to claim 4, wherein, described location type CS information comprises the type of sports classified information, location type CS information is explained by the XML sentence structure.
8. adaptive broadcasting service generator that is used for to provide to user terminal according to user's environment for use broadcasted content comprises:
Metadata generates parts, is used for generating based on described broadcasted content comprising that environment for use describes the metadata of UED classification schemes CS information; And
Be used to provide the parts of described broadcasted content and metadata,
Wherein, described UED CS information comprises the weather pattern CS information that is used to describe the weather environment condition.
9. device according to claim 8, wherein, classify term, general weather typing term or extreme weather classification term of the described weather pattern CS information description four seasons.
10. device according to claim 9, wherein, described extreme weather classification term description hurricane, typhoon or cyclone.
11. one kind is used for providing the adaptive broadcasting service of broadcasted content that method is provided according to user's environment for use to user terminal, comprises step:
Generate based on described broadcasted content and to comprise that environment for use describes the metadata of UED classification schemes CS information; And
Described broadcasted content and metadata are provided,
Wherein, described UED CS information comprises the terminal type CS information that is used to classify and describes the type of described user terminal, and described terminal type CS information comprises the automobile terminal type CS information of the type that is used to describe the automobile terminal.
12. method according to claim 11, wherein, described automobile terminal type CS information description automobile audio, auto navigation or automobile AV.
13. one kind is used for providing the adaptive broadcasting service of broadcasted content that method is provided according to user's environment for use to user terminal, comprises step:
Generate based on described broadcasted content and to comprise that environment for use describes the metadata of UED classification schemes CS information; And
Described broadcasted content and metadata are provided,
Wherein, described UED CS information comprises the location type CS information of the environmental condition that is used to describe the user, and described location type CS information comprises the type of sports information of the movement environment condition that is used for describing the user who moves.
14. method according to claim 13, wherein, described type of sports information comprises:
The public transportation type information, the expression user uses public transportation;
Car category information, the expression user uses automobile;
The train type information, the expression user uses train;
Type of airplane information, the expression user uses aircraft; And
The walking type information, expression user walking movement.
15. method according to claim 14, wherein, the type that described walking type information description is walked or the type of race.
16. one kind is used for providing the adaptive broadcasting service of broadcasted content that method is provided according to user's environment for use to user terminal, comprises step:
Generate based on described broadcasted content and to comprise that environment for use describes the metadata of UED classification schemes CS information; And
Described broadcasted content and metadata are provided,
Wherein, described UED CS information comprises the weather pattern CS information that is used to describe the weather environment condition.
17. method according to claim 16, wherein, described weather pattern CS information definition is also described four seasons classification term, general weather typing term or extreme weather classification term.
18. method according to claim 17, wherein, described extreme weather classification term description hurricane, typhoon or cyclone.
19. a user terminal that is used for coming according to user's environment for use receiving broadcast content comprises:
User interaction unit, be used to use the environment for use that comprises to describe the metadata of UED classification schemes CS information and search for, select and obtain broadcasted content, wherein provide described broadcasted content by described adaptive broadcasting content providing device based on announcing by the adaptive broadcasting service generator; And
The content display unit is used to show this broadcasted content and the metadata that will be watched by the user; And
Wherein, described UED CS information comprises the location type CS information of the environmental condition that is used to describe customer location, and the user of described location type CS information description in moving movement environment condition.
20. a user terminal that is used for coming according to user's environment for use receiving broadcast content comprises:
User interaction unit, be used to use the environment for use that comprises to describe the metadata of UED classification schemes CS information and search for, select and obtain broadcasted content, wherein provide described broadcasted content by described adaptive broadcasting content providing device based on announcing by the adaptive broadcasting service generator; And
The content display unit is used to show this broadcasted content and the metadata that will be watched by the user; And
Wherein, described UED CS information comprises the weather pattern CS information that is used to describe the weather environment condition.
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